/*
* Copyright 2003-2016 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package jetbrains.mps.smodel.adapter.structure.concept;
import jetbrains.mps.smodel.adapter.structure.FormatException;
import jetbrains.mps.smodel.adapter.structure.language.InvalidLanguage;
import jetbrains.mps.smodel.runtime.ConceptDescriptor;
import jetbrains.mps.util.NameUtil;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.mps.openapi.language.SAbstractConcept;
import org.jetbrains.mps.openapi.language.SConcept;
import org.jetbrains.mps.openapi.language.SInterfaceConcept;
import org.jetbrains.mps.openapi.language.SLanguage;
import org.jetbrains.mps.openapi.model.SModel;
import org.jetbrains.mps.openapi.model.SNode;
import org.jetbrains.mps.openapi.module.SRepository;
import java.util.Collections;
import java.util.List;
import java.util.Set;
/**
* This adapter means that MPS needed to load some concept but was unable to find it.
* Methods of this class are not intended to be executed (though for now it might not be that way)
* It will be ok if we throw an exception from methods except isValid sometimes. This can be done when we'll be able
* to handle missing languages correctly in every subsystem
*/
public class InvalidConcept extends SAbstractConceptAdapter implements SConcept, SInterfaceConcept {
public static final String INVALID_PREFIX = "invalid";
public InvalidConcept(@NotNull String fqname) {
super(fqname);
}
@Override
public boolean isAbstract() {
return false;
}
@Override
public boolean equals(Object obj) {
if (!(obj instanceof InvalidConcept)) {
return false;
}
return myFqName.equals(((InvalidConcept) obj).myFqName);
}
@Override
public int hashCode() {
return myFqName.hashCode();
}
@Override
public String getQualifiedName() {
return myFqName;
}
@Override
@Nullable
public ConceptDescriptor getConceptDescriptor() {
return null;
}
@NotNull
@Override
public SLanguage getLanguage() {
return new InvalidLanguage(NameUtil.namespaceFromConceptFQName(myFqName));
}
@Override
protected SNode findInModel(SModel structureModel) {
return null;
}
@Nullable
@Override
public SConcept getSuperConcept() {
return null;
}
@Override
public Iterable<SInterfaceConcept> getSuperInterfaces() {
return Collections.emptyList();
}
@Override
public boolean isRootable() {
return false;
}
@Override
protected boolean isSubConceptOfSpecial(@NotNull ConceptDescriptor thisDescriptor, ConceptDescriptor anotherDescriptor, SAbstractConcept anotherConcept) {
return false;
}
@Override
public String serialize() {
return INVALID_PREFIX + ID_DELIM + myFqName;
}
public static InvalidConcept deserialize(String s) {
String marker = INVALID_PREFIX + ID_DELIM;
if (!s.startsWith(marker)) {
throw new FormatException("Invalid concept should have prefix " + marker + ":" + s);
}
return new InvalidConcept(s.substring(marker.length()));
}
}